package DEmo02;

public class Test {

}
/*

interface walk {
    public void walk();
}
interface run extends walk {
    public void run();
}

class DEmo02.A implements run {
    @Override
    public void walk() {

    }
    @Override
    public void run() {

    }
}*/

interface A {
    public void a();
}

interface B extends A{
    public void a();
}

class test implements B{
    @Override
    public void a() {

    }
}